Base | Representation |
---|---|
bin | 100010011110001001101100… |
… | …110011110001110010000111 |
3 | 201212210100111121121220001111 |
4 | 202132021230303301302013 |
5 | 124332401212232024131 |
6 | 1254234350435505451 |
7 | 43635066426150211 |
oct | 4236115463616207 |
9 | 655710447556044 |
10 | 151605581126791 |
11 | 44340625218930 |
12 | 15006216458287 |
13 | 6679463b3bb2c |
14 | 2961a6c03b5b1 |
15 | 127d9209aaab1 |
hex | 89e26ccf1c87 |
151605581126791 has 8 divisors (see below), whose sum is σ = 167025410711568. Its totient is φ = 136458668880000.
The previous prime is 151605581126693. The next prime is 151605581126819. The reversal of 151605581126791 is 197621185506151.
151605581126791 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-151605581126791 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (151605581126191) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68229333330 + ... + 68229335551.
It is an arithmetic number, because the mean of its divisors is an integer number (20878176338946).
Almost surely, 2151605581126791 is an apocalyptic number.
151605581126791 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
151605581126791 is a deficient number, since it is larger than the sum of its proper divisors (15419829584777).
151605581126791 is a wasteful number, since it uses less digits than its factorization.
151605581126791 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 136458668993.
The product of its (nonzero) digits is 4536000, while the sum is 58.
The spelling of 151605581126791 in words is "one hundred fifty-one trillion, six hundred five billion, five hundred eighty-one million, one hundred twenty-six thousand, seven hundred ninety-one".
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